PT75844B - High aspect ratio photographic silver bromoiodide emulsions and process for their preparation - Google Patents

High aspect ratio photographic silver bromoiodide emulsions and process for their preparation

Info

Publication number
PT75844B
PT75844B PT75844A PT7584482A PT75844B PT 75844 B PT75844 B PT 75844B PT 75844 A PT75844 A PT 75844A PT 7584482 A PT7584482 A PT 7584482A PT 75844 B PT75844 B PT 75844B
Authority
PT
Portugal
Prior art keywords
preparation
aspect ratio
high aspect
photographic silver
silver bromoiodide
Prior art date
Application number
PT75844A
Other languages
Portuguese (pt)
Other versions
PT75844A (en
Original Assignee
Eastman Kodak Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of PT75844A publication Critical patent/PT75844A/en
Publication of PT75844B publication Critical patent/PT75844B/en

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/0051Tabular grain emulsions
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08Sensitivity-increasing substances
    • G03C1/09Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/0051Tabular grain emulsions
    • G03C2001/0055Aspect ratio of tabular grains in general; High aspect ratio; Intermediate aspect ratio; Low aspect ratio
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/015Apparatus or processes for the preparation of emulsions
    • G03C2001/0156Apparatus or processes for the preparation of emulsions pAg value; pBr value; pCl value; pI value
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/035Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03511Bromide content
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/035Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03558Iodide content
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/3022Materials with specific emulsion characteristics, e.g. thickness of the layers, silver content, shape of AgX grains
PT75844A 1981-11-12 1982-11-12 High aspect ratio photographic silver bromoiodide emulsions and process for their preparation PT75844B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32090581A 1981-11-12 1981-11-12
US06/429,420 US4434226A (en) 1981-11-12 1982-09-30 High aspect ratio silver bromoiodide emulsions and processes for their preparation

Publications (2)

Publication Number Publication Date
PT75844A PT75844A (en) 1982-12-01
PT75844B true PT75844B (en) 1985-07-26

Family

ID=26982717

Family Applications (1)

Application Number Title Priority Date Filing Date
PT75844A PT75844B (en) 1981-11-12 1982-11-12 High aspect ratio photographic silver bromoiodide emulsions and process for their preparation

Country Status (21)

Country Link
US (1) US4434226A (en)
AT (1) ATA410582A (en)
AU (1) AU560243B2 (en)
BR (1) BR8206558A (en)
CA (1) CA1175700A (en)
CH (1) CH653147A5 (en)
DE (1) DE3241634C3 (en)
DK (1) DK165345C (en)
ES (1) ES8401641A1 (en)
FR (1) FR2516257B1 (en)
GB (1) GB2109576B (en)
GR (1) GR77761B (en)
HK (1) HK4886A (en)
IE (1) IE54129B1 (en)
IT (1) IT1156333B (en)
LU (1) LU84459A1 (en)
MX (1) MX160783A (en)
NL (1) NL191191C (en)
NO (1) NO163386C (en)
PT (1) PT75844B (en)
SE (1) SE450794B (en)

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GB2109576B (en) 1985-09-18
LU84459A1 (en) 1983-09-02
PT75844A (en) 1982-12-01
NL191191B (en) 1994-10-03
DK165345B (en) 1992-11-09
MX160783A (en) 1990-05-16
CA1175700A (en) 1984-10-09
NL191191C (en) 1995-03-01
AU9037682A (en) 1983-05-19
ATA410582A (en) 1993-06-15
ES517309A0 (en) 1983-12-01
IE54129B1 (en) 1989-06-21
GR77761B (en) 1984-09-25
DK506182A (en) 1983-05-13
NO163386B (en) 1990-02-05
AU560243B2 (en) 1987-04-02
FR2516257B1 (en) 1985-12-13
DE3241634C3 (en) 1998-08-13
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NO163386C (en) 1990-05-16
BR8206558A (en) 1983-09-27
IT8224233A0 (en) 1982-11-12
DE3241634A1 (en) 1983-05-19
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ES8401641A1 (en) 1983-12-01
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NO823792L (en) 1983-05-13
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DK165345C (en) 1993-03-29
US4434226A (en) 1984-02-28
SE450794B (en) 1987-07-27
GB2109576A (en) 1983-06-02
CH653147A5 (en) 1985-12-13
IT1156333B (en) 1987-02-04
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DE3241634C2 (en) 1993-04-08
HK4886A (en) 1986-01-31

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